Error 1066 when updating Sonos
Update Error 1066 occurs when one or more Sonos products are unable to locate the update server during a firmware update. The error screen will indicate which of your Sonos products is experiencing the error. Below are some common steps you can take to resolve this error.
Make sure to retry the update after each step. If the error happens again, proceed to the next step.
Close and reopen the Sonos app
Close and reopen any Sonos apps you're using. To close the Sonos app:
- On iOS, swipe up from the bottom, hold, then let go. If your iOS device has a home button, double-tap the home button instead. Swipe up on the Sonos app.
- On Android, swipe up from the bottom, hold, then let go. Swipe up on the Sonos app.
Reboot your Sonos products
Reboot all of your Sonos products. Once you have rebooted all of your Sonos products, make sure they all show up in the Sonos app and try the update again.
Power off all unsupported network equipment
Power off and remove any unsupported network equipment from your network. A list of unsupported equipment can be found in our system requirements and incompatible hardware articles.